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細節
A black-enamelled 'London-Dome' ear trumpet
with vulcanite ear-piece and petal-pierced grille -- 6in. (15.2cm.) long; and an extending vulcanite ear trumpet -- 9¾in. (24.8cm.) long (A Lot)
See Illustration (2)
with vulcanite ear-piece and petal-pierced grille -- 6in. (15.2cm.) long; and an extending vulcanite ear trumpet -- 9¾in. (24.8cm.) long (A Lot)
See Illustration (2)